Addition
Solve the math problem:
12+___= 17
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5
15-____=11
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4
14,13, ____
12
15+10=
25
Solve the math problem:
___+6= 12
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6
10-___=4
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6
99, ____, 101
100
28-10=
18
Solve the math problem:
8+7=
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15
13-6=
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7
63, ___, 61
62
54-10=
44
Solve the math problem:
8+___=11
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3
15-___=5
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10
____,20, 21
19
43+10=
53
Solve the math problem:
____+7=17
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10
18-5=
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13
68,69, ____
70
78-10=
68